#309EB0#309EB0

#309EB0 is a light, moderate teal. Relative luminance 0.282; OKLCH L 64.6% C 0.099 H 210.8°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#309EB0
RGB	rgb(48, 158, 176)
HSL	hsl(188, 57%, 44%)
HSV	hsv(188, 73%, 69%)
CMYK	cmyk(72.7%, 10.2%, 0%, 31%)
CIE-LAB	lab(60.08, -24.34, -18.23)
CIE-LCH	lch(60.08, 30.41, 216.84°)
OKLab	oklab(64.64% -0.0849 -0.0507)
OKLCH	oklch(64.64% 0.099 210.8)
XYZ	xyz(21.2789, 28.2142, 45.3903)
Luminance	0.2822 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309EB0 #B04230

analogous

#30B082 #309EB0 #305EB0

triadic

#309EB0 #B0309E #9EB030

tetradic

#309EB0 #8230B0 #B04230 #5EB030

square

#309EB0 #8230B0 #B04230 #5EB030

split-complementary

#309EB0 #B0305E #B08230

monochromatic

#164850 #237380 #309EB0 #4EBDCF #7ECFDC

Accessibility & contrast

On white

3.16

#309EB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#309EB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309EB0

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309EB0	#FFFFFF	#000000	##000000
##309EB0	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F98B1

Deuteranopia (green-blind)

#7D8BB0

Tritanopia (blue-blind)

#00A6A3

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #309eb0;
/* rgb */ color: rgb(48, 158, 176);
/* oklch */ color: oklch(64.6% 0.099 210.8);

Tailwind

colors: {
  custom: {
    50: '#7bbbc7',
    500: '#309eb0',
    950: '#000000',
  },
}

SCSS

$custom: #309eb0;
$custom-light: #7bbbc7;
$custom-dark: #000000;

JSON

{
  "hex": "#309eb0",
  "rgb": {
    "r": 48,
    "g": 158,
    "b": 176
  },
  "hsl": {
    "h": 188.438,
    "s": 57.143,
    "l": 43.922
  },
  "oklch": {
    "l": 0.64636,
    "c": 0.09894,
    "h": 210.8
  },
  "luminance": 0.28217
}

Semantic roles & 50–950 ramp

primary

#309EB0

secondary

#C58277

accent

#5D47E0

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #309EB0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →